The IEA’s outlook on economic growth assumes that the world economy will grow ... and their growthrates converge with those of the OECD economies. As the table shows, the IEA expects that worldGDP will grow by an average of 3.2% per year over the period 2008 ... countries, driving up their share of worldGDP. In several leading non-OECD countries

percent of the level of the richest OECD countries in 2060. Real and nominal GDP (% of globalGDP) RealGDP based on 2005 PPPs (% of globalGDP) ... Potential realGDP growth (annual averages, percentage change) 2001– 2012– 2018– 2031– France Germany Italy United Kingdom Russian Federation Eurozone Brazil Mexico United States China Indonesia India Japan Total OECD Total non-OECD World Source: OECD ... 2025, compared to the position in 2010 where their combined GDP was less

per cent of the level of the richest OECD countries in 2060. Real and nominal GDP (% of globalGDP) RealGDP at 2005 PPPs (% of globalGDP) ... Potential realGDP growth (annual averages, percentage change) 2001– 2012– 2018– 2031– France Germany Italy United Kingdom Russian Federation Eurozone Brazil Mexico United States China Indonesia India Japan Total OECD Total non-OECD World Source: OECD ... 2025 compared to the position in 2010 where their combined GDP was less

Table 4: Long-Term Macroeconomic Assumptions (average growthrates over given period) In the above calculations we have assumed a constant realGDP growthrate. It ... for changes in the realGDP growthrate we relax the assumption of constant ... in which the realGDP growthrate is 2.1% on average between 2005 and 2050. However, the OECD baseline scenario (OECD, 2001) shows a modest realGDP growthrate of 1